IPv4 prefix

199.12.0.0/19

IP Prefix (CIDR): 199.12.0.0/19
Subnet Mask: 255.255.224.0
Address Count: 8,192
IP Range: 199.12.0.0 - 199.12.31.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: RCN
Handle: C11605117
Address: 21635 Red Rum Dr Ashburn VA 20147 United States
Registry: ARIN
Registered Prefix: 199.12.0.0/16 (199.12.0.0 - 199.12.255.255)
Delegated Prefix: 199.12.0.0/15 (199.12.0.0 - 199.13.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
199.12.0.0/15	Covering	AS22773	Cox Communications Inc.	United States of America (US)	199.12.0.0	199.13.255.255